| 20090008296 | METHOD FOR STABILIZING HEATING OIL OR DIESEL OIL, PARTICULARLY HEATING OIL OR DIESEL OIL FROM THE DEPOLYMERIZATION OF HYDROCARBON-CONTAINING RESIDUES, OR PYROLYSIS OIL - In order to keep diesel or heating oil obtained by fractional distillation, in particular after depolymerization of residues, or pyrolysis oil that was obtained by pyrolysis of rubber or organic substances, permanently clear and light, first, the process of discoloration (darkening) is allowed and then a second distillation is carried out, through which a permanently clear and light heating, diesel or heavy oil is obtained. | 01-08-2009 |
